<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>首页</title>
</head>
<body>
    <h1>首页</h1>
    <h1><a href="http://127.0.0.1:5000/reg">点击注册</a></h1>
    <h1><a href="http://127.0.0.1:5000/login">点击登录</a></h1>
</body>
</html>